The philologist Georg Friedrich Grotefend (1775-1853) combined his career as a senior master at schools in Frankfurt and Hannover with the publication of school textbooks on German and Latin, and academic research in ancient history and languages. He was a co-founder of the Monumenta Germaniae Historica series of historical sources, still widely consulted today, and is also remembered for his role in deciphering Old Persian cuneiform. During his lifetime...